Read from the district on October 8, 2026
Arnett Independent school calendar, 2026–2027
Key dates for 2026–2027: first day of school August 13; fall break October 14–16; Thanksgiving break and one more day off November 25–30; winter break and one more day off December 21 to January 4; spring break March 12–19; last day of school May 13.
Next time off
Oct 14
Fall break · October 14–16
As of October 8, 2026, the day this calendar was read
School days off this year
29
across 8 separate closures
Last day of school
May 13
Thursday
First day of school August 13; Fall break October 14–16; Thanksgiving break + 1 more day off November 25–30; Winter break + 1 more day off December 21 to January 4; Spring break March 12–19; Last day of school May 13;
Key dates and the month grids, on one or two sheets
Add these dates to your phoneEvery date below, in your calendar app.
Month by month
Days off: school breaks, holidays and staff days. Not days off: term milestones.
August 2026
SMTWTFS
26
27
28
29
30
31
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
2
3
4
5
- 10–12Staff day
- 13First day
September 2026
SMTWTFS
30
31
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
2
3
- 7Labor Day
- 28ACT Prep 10th-12th
October 2026
SMTWTFS
27
28
29
30
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
- 14–16Fall break
November 2026
SMTWTFS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
2
3
4
5
- 25–27Thanksgiving break
- 30Staff day
December 2026
SMTWTFS
29
30
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
2
- 21 onWinter break
January 2027
SMTWTFS
27
28
29
30
31
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
2
3
4
5
6
- to 1Winter break
- 4Staff day
- 18MLK Day
February 2027
SMTWTFS
31
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
1
2
3
4
5
6
March 2027
SMTWTFS
28
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
2
3
- 5No school
- 12–19Spring break
- 26–29No school
April 2027
SMTWTFS
28
29
30
31
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
- 7Testing
May 2027
SMTWTFS
25
26
27
28
29
30
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
2
3
4
5
- 13Last day
- 14Graduation
School break
Holiday, no school
Staff day, no students
Term milestone
Key dates
| What | Dates | School days | Back to school | Same dates in Oklahoma |
|---|---|---|---|---|
| First day of school | August 13 | — | — | 10 of 15 · Oklahoma first day of school 2026, by district |
| Fall break | October 14–16 | 3 | Monday, October 19 | 5 of 22 · Oklahoma fall break 2026, by district |
| Thanksgiving break + 1 more day off | November 25–30 | 4 | Tuesday, December 1 | 1 of 23 · Oklahoma Thanksgiving break 2026, by district |
| Winter break + 1 more day off | December 21 to January 4 | 11 | Tuesday, January 5 | 13 of 22 · Oklahoma winter break 2026–27, by district |
| Spring break | March 12–19 | 6 | Monday, March 22 | 10 of 22 · Oklahoma spring break 2027, by district |
| Last day of school | May 13 | — | — | 9 of 21 · Oklahoma last day of school 2027, by district |
- Longest closure
- Winter break + 1 more day off, December 21 to January 4 (11 school days)
- One-day closures
- 3
- Closures starting Tuesday to Thursday
- 2
- Staff days, no students
- 2: Nov 30, Jan 4
- Early-release days
- none published
- Most days off in one month
- December, 9 school days
- Months with no day off
- August, February, April and May
- Longest run of school days
- 33, January 19 to March 4
Every date
| Date | What it is | Time off | District’s own wording |
|---|---|---|---|
| August 10–12 | Teacher work day, no students | — | Teacher Inservice |
| August 13 | First day of school | — | First Day of School |
| September 7 | Labor Day | 1 school day | NO SCHOOL- Labor Day |
| September 28 | ACT Prep 10th-12th | — | ACT Prep 10th-12th |
| October 14–16 | Fall break | 3 school days | Fall Break |
| November 25–27 | Thanksgiving break | 3 school days | Thanksgiving Break |
| November 30 | Teacher work day, no students | 1 school day | PD Day- NO SCHOOL |
| December 21 to January 1 | Winter break | 10 school days | Christmas Break |
| January 4 | Teacher work day, no students | 1 school day | PD DAY- NO SCHOOL |
| January 18 | Martin Luther King Jr. Day | 1 school day | NO SCHOOL- MLK Jr Day |
| March 5 | No school | 1 school day | NO SCHOOL |
| March 12–19 | Spring break | 6 school days | Spring Break- NO SCHOOL; Mar 12: NO SCHOOL |
| March 26–29 | No school | 2 school days | NO SCHOOL- Easter Break |
| April 7 | Testing | — | 11th ACT |
| May 13 | Last day of school | — | Last Day of School |
| May 14 | Graduation | — | Sr. Graduation |
Sources
- District’s calendar: https://www.arnett.k12.ok.us/events (the source)
- District website: https://www.arnett.k12.ok.us
- Calendar feed read on October 8, 2026:
https://thrillshare-cmsv2.services.thrillshare.com/api/v4/o/9348/cms/events
How these dates are read and labeled: Methodology.